xref: /openbmc/u-boot/include/twl6030.h (revision 7237d22b)
1 /*
2  * (C) Copyright 2010
3  * Texas Instruments, <www.ti.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef TWL6030_H
9 #define TWL6030_H
10 
11 #include <common.h>
12 #include <i2c.h>
13 
14 /* I2C chip addresses */
15 #define TWL6030_CHIP_PM		0x48
16 
17 #define TWL6030_CHIP_USB	0x49
18 #define TWL6030_CHIP_ADC	0x49
19 #define TWL6030_CHIP_CHARGER	0x49
20 #define TWL6030_CHIP_PWM	0x49
21 
22 /* Slave Address 0x48 */
23 #define VMMC_CFG_STATE		0x9A
24 #define VMMC_CFG_VOLTATE	0x9B
25 #define VUSB_CFG_STATE		0xA2
26 
27 #define MISC1			0xE4
28 #define VAC_MEAS		(1 << 2)
29 #define VBAT_MEAS		(1 << 1)
30 #define BB_MEAS			(1 << 0)
31 
32 #define MISC2			0xE5
33 
34 /* Slave Address 0x49 */
35 
36 /* Battery CHARGER REGISTERS */
37 #define CONTROLLER_INT_MASK	0xE0
38 #define CONTROLLER_CTRL1	0xE1
39 #define CONTROLLER_WDG		0xE2
40 #define CONTROLLER_STAT1	0xE3
41 #define CHARGERUSB_INT_STATUS	0xE4
42 #define CHARGERUSB_INT_MASK	0xE5
43 #define CHARGERUSB_STATUS_INT1	0xE6
44 #define CHARGERUSB_STATUS_INT2	0xE7
45 #define CHARGERUSB_CTRL1	0xE8
46 #define CHARGERUSB_CTRL2	0xE9
47 #define CHARGERUSB_CTRL3	0xEA
48 #define CHARGERUSB_STAT1	0xEB
49 #define CHARGERUSB_VOREG	0xEC
50 #define CHARGERUSB_VICHRG	0xED
51 #define CHARGERUSB_CINLIMIT	0xEE
52 #define CHARGERUSB_CTRLLIMIT1	0xEF
53 
54 /* CHARGERUSB_VICHRG */
55 #define CHARGERUSB_VICHRG_500		0x4
56 #define CHARGERUSB_VICHRG_1500		0xE
57 /* CHARGERUSB_CINLIMIT */
58 #define CHARGERUSB_CIN_LIMIT_100	0x1
59 #define CHARGERUSB_CIN_LIMIT_300	0x5
60 #define CHARGERUSB_CIN_LIMIT_500	0x9
61 #define CHARGERUSB_CIN_LIMIT_NONE	0xF
62 /* CONTROLLER_INT_MASK */
63 #define MVAC_FAULT		(1 << 6)
64 #define MAC_EOC			(1 << 5)
65 #define MBAT_REMOVED		(1 << 4)
66 #define MFAULT_WDG		(1 << 3)
67 #define MBAT_TEMP		(1 << 2)
68 #define MVBUS_DET		(1 << 1)
69 #define MVAC_DET		(1 << 0)
70 /* CHARGERUSB_INT_MASK */
71 #define MASK_MCURRENT_TERM		(1 << 3)
72 #define MASK_MCHARGERUSB_STAT		(1 << 2)
73 #define MASK_MCHARGERUSB_THMREG		(1 << 1)
74 #define MASK_MCHARGERUSB_FAULT		(1 << 0)
75 /* CHARGERUSB_VOREG */
76 #define CHARGERUSB_VOREG_3P52		0x01
77 #define CHARGERUSB_VOREG_4P0		0x19
78 #define CHARGERUSB_VOREG_4P2		0x23
79 #define CHARGERUSB_VOREG_4P76		0x3F
80 /* CHARGERUSB_CTRL1 */
81 #define SUSPEND_BOOT		(1 << 7)
82 #define OPA_MODE		(1 << 6)
83 #define HZ_MODE			(1 << 5)
84 #define TERM			(1 << 4)
85 /* CHARGERUSB_CTRL2 */
86 #define CHARGERUSB_CTRL2_VITERM_50	(0 << 5)
87 #define CHARGERUSB_CTRL2_VITERM_100	(1 << 5)
88 #define CHARGERUSB_CTRL2_VITERM_150	(2 << 5)
89 #define CHARGERUSB_CTRL2_VITERM_400	(7 << 5)
90 /* CONTROLLER_CTRL1 */
91 #define CONTROLLER_CTRL1_EN_CHARGER	(1 << 4)
92 #define CONTROLLER_CTRL1_SEL_CHARGER	(1 << 3)
93 /* CONTROLLER_STAT1 */
94 #define CHRG_EXTCHRG_STATZ	(1 << 7)
95 #define CHRG_DET_N		(1 << 5)
96 #define VAC_DET			(1 << 3)
97 #define VBUS_DET		(1 << 2)
98 
99 #define FG_REG_10	0xCA
100 #define FG_REG_11	0xCB
101 
102 #define TOGGLE1		0x90
103 #define FGS		(1 << 5)
104 #define FGR		(1 << 4)
105 #define GPADCS		(1 << 1)
106 #define GPADCR		(1 << 0)
107 
108 #define CTRL_P2		0x34
109 #define CTRL_P2_SP2	(1 << 2)
110 #define CTRL_P2_EOCP2	(1 << 1)
111 #define CTRL_P2_BUSY	(1 << 0)
112 
113 #define TWL6032_CTRL_P1	0x36
114 #define CTRL_P1_SP1	(1 << 3)
115 
116 #define GPCH0_LSB	0x57
117 #define GPCH0_MSB	0x58
118 
119 #define TWL6032_GPCH0_LSB	0x3b
120 
121 #define TWL6032_GPSELECT_ISB	0x35
122 
123 #define USB_PRODUCT_ID_LSB	0x02
124 
125 #define TWL6030_GPADC_VBAT_CHNL	0x07
126 #define TWL6032_GPADC_VBAT_CHNL	0x12
127 
128 #define TWL6030_GPADC_CTRL	0x2e
129 #define TWL6032_GPADC_CTRL2	0x2f
130 #define GPADC_CTRL2_CH18_SCALER_EN	(1 << 2)
131 #define GPADC_CTRL_SCALER_DIV4		(1 << 3)
132 
133 #define TWL6030_VBAT_MULT	40 * 1000
134 #define TWL6032_VBAT_MULT	25 * 1000
135 
136 #define TWL6030_VBAT_SHIFT	(10 + 3)
137 #define TWL6032_VBAT_SHIFT	(12 + 2)
138 
139 enum twl603x_chip_type{
140 	chip_TWL6030,
141 	chip_TWL6032,
142 	chip_TWL603X_cnt
143 };
144 
145 struct twl6030_data{
146 	u8 chip_type;
147 	u8 adc_rbase;
148 	u8 adc_ctrl;
149 	u8 adc_enable;
150 	int vbat_mult;
151 	int vbat_shift;
152 };
153 
154 /* Functions to read and write from TWL6030 */
155 static inline int twl6030_i2c_write_u8(u8 chip_no, u8 reg, u8 val)
156 {
157 	return i2c_write(chip_no, reg, 1, &val, 1);
158 }
159 
160 static inline int twl6030_i2c_read_u8(u8 chip_no, u8 reg, u8 *val)
161 {
162 	return i2c_read(chip_no, reg, 1, val, 1);
163 }
164 
165 void twl6030_init_battery_charging(void);
166 void twl6030_usb_device_settings(void);
167 void twl6030_start_usb_charging(void);
168 void twl6030_stop_usb_charging(void);
169 int twl6030_get_battery_voltage(void);
170 int twl6030_get_battery_current(void);
171 void twl6030_power_mmc_init(void);
172 
173 #endif /* TWL6030_H */
174